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公开(公告)号：US12130072B2
公开(公告)日：2024-10-29
申请号：US17339553
申请日：2021-06-04
Applicant: LG Electronics Inc. , EPTech Co., Ltd.
Inventor： Changseok Oh , Chunho Byun
CPC classification number: F25D23/028 , E05D3/06 , E05Y2900/31 , F25D2323/024
Abstract: A multi-joint link hinge includes a hinge bracket, a plurality of links axially coupled to the hinge bracket, and a door bracket coupled to the plurality of links. The hinge bracket includes a base portion that defines a plurality of screw coupling holes at a vertical surface thereof, a plurality of side portions that extend from the base portion in a horizontal direction and are spaced apart from each other in a vertical direction, and a side surface portion that extends from the base portion in the vertical direction and defines a fixing groove. The plurality of links are coupled between the plurality of side portions along an axis that extends in the vertical direction. The multi-joint link hinge is used for a home appliance including refrigerators.
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公开(公告)号：US11319740B2
公开(公告)日：2022-05-03
申请号：US15733969
申请日：2019-02-18
Applicant: EPTECH CO., LTD.
Inventor： Chun Ho Byun
Abstract: The present invention discloses a multi-link hinge device, wherein the multi-link hinge device includes a bottom lever installed on a main body of a member with a door and having a first bottom fastening hole and a second bottom fastening hole formed to be spaced apart from an end side; a top lever installed on the door of the main body and having a first top fastening hole and a second top fastening hole spaced apart from each other; a body lever having one end pivotally connected to the first bottom fastening hole and having a first body fastening hole formed at the other end and a second body fastening hole formed inside; a first link pivotally connected to the first top fastening hole and the first body fastening hole; a second link pivotally connected to the second top fastening hole and the second body fastening hole, and having a link central fastening hole formed inside; a third link pivotally connected to the link central fastening hole and the second bottom fastening hole; and a rocker arm that is pivotally connected to the first link and guides the door to move to a closing position selectively by elasticity when the top lever for opening and closing the door is operated; wherein the top lever includes a latching member that is rotatably provided so as to be selectively latch-positioned on an elastic action section formed on the rocker arm, and receives an elastic force from an elastic member provided on the rocker arm to guide the door to elastically move along the elastic action section.
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公开(公告)号：US20200063327A1
公开(公告)日：2020-02-27
申请号：US16343608
申请日：2017-10-24
Applicant: EPTECH CO., LTD.
Inventor： Yong Kun BYUN
Abstract: A hinge device connecting a door rotatably to a washing machine main body, which enables the door to be closed smoothly and slowly, and to be opened easily.
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公开(公告)号：US20240142161A1
公开(公告)日：2024-05-02
申请号：US18407160
申请日：2024-01-08
Applicant: LG Electronics Inc. , EPTech Co., Ltd.
Inventor： Changseok OH , Chunho BYUN
CPC classification number: F25D23/028 , E05D3/06 , E05Y2900/31 , F25D2323/024
Abstract: A multi-joint link hinge includes a hinge bracket, a plurality of links axially coupled to the hinge bracket, and a door bracket coupled to the plurality of links. The hinge bracket includes a base portion that defines a plurality of screw coupling holes at a vertical surface thereof, a plurality of side portions that extend from the base portion in a horizontal direction and are spaced apart from each other in a vertical direction, and a side surface portion that extends from the base portion in the vertical direction and defines a fixing groove. The plurality of links are coupled between the plurality of side portions along an axis that extends in the vertical direction. The multi-joint link hinge is used for a home appliance including refrigerators.
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公开(公告)号：US11920855B2
公开(公告)日：2024-03-05
申请号：US17320591
申请日：2021-05-14
Applicant: LG ELECTRONICS INC. , EPTech Co., Ltd.
Inventor： Changseok Oh , Chunho Byun
CPC classification number: F25D23/028 , E05D3/06 , E05Y2900/31 , F25D2323/024
Abstract: A multi-joint link hinge may include hinge bracket provided with a base in which a plurality of screw coupling holes are defined, a plurality of side walls which protrude from the base and are spaced apart from each other in a vertical direction, a plurality of link modules which are vertically arranged between the side portions and axially coupled to the hinge bracket by a rotation shaft, and a door bracket which is axially coupled to each of the plurality of link modules.
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Patent Agency Ranking
公开(公告)号：US20220034577A1
公开(公告)日：2022-02-03
申请号：US17339553
申请日：2021-06-04
Applicant: LG Electronics Inc. , EPTech Co., Ltd.
Inventor： Changseok Oh , Chunho Byun
Abstract: A multi-joint link hinge includes a hinge bracket, a plurality of links axially coupled to the hinge bracket, and a door bracket coupled to the plurality of links. The hinge bracket includes a base portion that defines a plurality of screw coupling holes at a vertical surface thereof, a plurality of side portions that extend from the base portion in a horizontal direction and are spaced apart from each other in a vertical direction, and a side surface portion that extends from the base portion in the vertical direction and defines a fixing groove. The plurality of links are coupled between the plurality of side portions along an axis that extends in the vertical direction. The multi-joint link hinge is used for a home appliance including refrigerators.
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公开(公告)号：US20210364223A1
公开(公告)日：2021-11-25
申请号：US17320591
申请日：2021-05-14
Applicant: LG ELECTRONICS INC. , EPTech Co., Ltd.
Inventor： Changseok Oh , Chunho Byun
Abstract: A multi-joint link hinge may include hinge bracket provided with a base in which a plurality of screw coupling holes are defined, a plurality of side walls which protrude from the base and are spaced apart from each other in a vertical direction, a plurality of link modules which are vertically arranged between the side portions and axially coupled to the hinge bracket by a rotation shaft, and a door bracket which is axially coupled to each of the plurality of link modules.
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公开(公告)号：US10941600B2
公开(公告)日：2021-03-09
申请号：US16343608
申请日：2017-10-24
Applicant: EPTECH CO., LTD.
Inventor： Yong Kun Byun
Abstract: A hinge device connecting a door rotatably to a washing machine main body, which enables the door to be closed smoothly and slowly, and to be opened easily.
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公开(公告)号：EP4477830A2
公开(公告)日：2024-12-18
申请号：EP24196488.1
申请日：2021-06-10
Applicant: LG Electronics Inc. , Eptech Co., Ltd.
Inventor： OH, Changseok , BYUN, Chunho
IPC: E05D11/00
Abstract: Provided is a multi-joint link hinge. The multi-joint link hinge includes a base portion having a plurality of screw coupling holes in a vertical surface thereof, a hinge bracket including a plurality of side portions extending in a horizontal direction to be vertically spaced apart from the base portion, a plurality of link members axially coupled between the side portions, and a door bracket coupled to the link members. The hinge bracket includes a side surface portion vertically extending from the base portion, and a fixing groove is defined in each of the side surface portions.
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公开(公告)号：EP4170118A1
公开(公告)日：2023-04-26
申请号：EP21849096.9
申请日：2021-07-12
Applicant: Samsung Electronics Co., Ltd. , Eptech Co., Ltd.
Inventor： SEO, Junwon , PARK, Wangi , BYUN, Chunho , SHIN, Hojin , LEE, Geonhee , JUNG, Sanggyu
Abstract: Disclosed is an electronic device in which a multi-joint hinge, which couples a door of the electronic device, is applied. The electronic device includes a main body having a storage space therein, a door configured to open and close the storage space, and a hinge coupled to the door and the main body in order to rotate the door with respect to the main body. The hinge includes a first bracket supported by the main body, a second bracket supported by the door, a link rotatably coupled between the first bracket and the second bracket, a resilient member provided on the link and having an elasticity; a cam provided on the second bracket and formed in a shape to contact with the resilient member, so that according to a rotation direction of the door, the elasticity of the resilient member acts as an opening force or a closing force of the door, and a cam stopper integrally formed with the second bracket to prevent the cam from being moved by the elasticity of the resilient member.
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